<html>
	<head>
		<title>Expression Example</title>
	</head>
	<body>
		<?php 
			$gr1 = 100;
			$gr2 = 50;
			$gr3 = 75;
			$aver = ($gr1 + $gr2 + $gr3)/3;
			print "The average is $aver";
		?>
		Test<input type="text" />
	</body>
	
</html>
